ABSTRACT
Requirements on radio and television undertakings are very strict in China. With the increase of demand quantity of digital television and the development of information technology, there are numerous factors that have influences on reliability and security of television network, especially the illegal intrusion of network. The key of preventing illegal intrusion lies in detection means. This paper carries out a study on detection means and precautionary measures of illegal intrusion of digital television network so as to provide theoretical guidance for the healthy development of radio and television undertakings in China.
